The Panasonic KX-TDA5470 4 channel VOIP extension card is the 4-port VoIP gateway card. This card enables CTI communication and system programming via a LAN.
- 4 Station VOIP Expansion / Gateway Card
- CTI Communication & System Programming via LAN
Will Not Work Without Phone System:
- Panasonic KX-TDA50, KX-TDA100, KX-TDA200 or KX-TDA600